Modify an error message.

require-ess/src/require.c

@@ -919,7 +919,7 @@ int require(const char *module, const char *version, const char *args) {
   }
 
   if (interruptAccept) {
-    fprintf(stderr, "Error! Modules can only be loaded before iocIint has been invoked!\n");
+    fprintf(stderr, "Error! Modules can only be loaded before iocIint!\n");
     return -1;
   }